<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<!-- get --- set -->
		<script type="text/javascript">
			var d = new Date()
			console.log(d)  
			
			d.setFullYear(2020)
			console.log(d)
		</script>
	</body>
</html>
